Distribution of sex, age and disposition for persons with multiple injury versus isolated injury, 2004
| Characteristic | Multiple injury | Isolated injury | p Value |
| Total | 1358044 | 1535582 | |
| Sex | |||
| Male | 634296 (47%) | 684529 (45%) | <0.001 |
| Female | 723748 (53%) | 851053 (55%) | |
| Age (years) | |||
| 0–14 | 70458 (5%) | 147893 (10%) | <0.001 |
| 15–34 | 697816 (51%) | 732258 (48%) | |
| 35–54 | 402972 (30%) | 432982 (28%) | |
| 55+ | 186934 (14%) | 222468 (14%) | |
| Disposition | |||
| Treated/released | 1124358 (92%) | 1462368 (95%) | <0.001 |
| Hospitalised | 113822 (8%) | 73233 (5%) |
“Multiple injury” is defined as a person who was treated for two or more injuries in the ED record.